Question

In: Civil Engineering

Usually, for a given slump, the cement and water demand will _________ as the maximum size...

Usually, for a given slump, the cement and water demand will _________ as the maximum size of coarse aggregates decrease.
A. increase                B. decrease                  C. not change

Compare between curve A and B in the particle size distribution figure shown below, which one represents a well-graded aggregate? Your answer is _________.

What are the major similarities and differences between pozzolanic and hydraulic reactions for cementitious materials? (2 points)

Please explain why the impermeability and chemical corrosion resistance of the concrete are improved by using supplemental cementitious materials?

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